A heavy or progressive or graduated income tax is necessary for the proper development of Communism.

If anything is certain, it is that I myself am not a Marxist.

We have no compassion and we ask no compassion from you. When our turn comes, we shall not make excuses for the terror.

Labor, being itself a commodity, is measured as such by the labor time needed to produce the labor-commodity. And what is needed to produce this labor-commodity? Just enough labor time to produce the objects indispensable to the constant maintenance of labor, that is, to keep the worker alive and in a condition to propagate his race. The natural price of labor is no other than the wage minimum.

It would perhaps be as well if things were to remain quiet for a few years yet, so that all this 1848 democracy has time to rot away.

The writer must earn money in order to be able to live and to write, but he must by no means live and write for the purpose of making money.

From each according to his abilities, to each according to his needs.